74414387 has 2 divisors, whose sum is σ = 74414388. Its totient is φ = 74414386.

The previous prime is 74414383. The next prime is 74414401. The reversal of 74414387 is 78341447.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74414387 - 2² = 74414383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74414387.

It is not a weakly prime, because it can be changed into another prime (74414383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37207193 + 37207194.

It is an arithmetic number, because the mean of its divisors is an integer number (37207194).

Almost surely, 2^74414387 is an apocalyptic number.

74414387 is a deficient number, since it is larger than the sum of its proper divisors (1).

74414387 is an equidigital number, since it uses as much as digits as its factorization.

74414387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75264, while the sum is 38.

The square root of 74414387 is about 8626.3773972624. The cubic root of 74414387 is about 420.6158520060.

The spelling of 74414387 in words is "seventy-four million, four hundred fourteen thousand, three hundred eighty-seven".